Use output paths of all modules when invoking run
#39 Ceylon IntelliJ Module now inherits SDK from the project
#32 Assign the correct package to newly created files
Compiler messages of kind NOTE should probably be displayed as INFOs in Idea (eg. "ceylon: Created module a.b.c/1.0.0")
Expand test a bit
#34
minor: added some sources
rename, minor refactoring
Use a VirtualFile adapter to fix problems in tests (Intellij uses some kind of a virtual temp filesystem for tests)